/*
 * This is Melet, a salary slip designer. Feed it with data regarding to salary payment, prepare it for print through the graphical presentation, and you have it done.
 * Copyright (C) 2014, AFDiaX
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * This program is based on UMLet, a Free UML Tool for Fast UML Diagrams.
 * To contact the authors of UMLet visit https://code.google.com/p/umlet/people/list
 * To contact the authors of Melet visit https://gna.org/users/gabocze
 */
package com.baselet.element.old.custom;

import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;
import java.util.HashMap;
import java.util.List;

import com.baselet.custom.CompileError;
import com.baselet.custom.CustomCodeSyntaxPane;

public class ErrorHandler implements MouseMotionListener {

	private CustomCodeSyntaxPane codepane;
	private HashMap<Integer, String> errors;

	public ErrorHandler(CustomCodeSyntaxPane codepane) {
		this.codepane = codepane;
		errors = new HashMap<Integer, String>();
	}

	/******************** ERROR HANDLING *************************/
	@Override
	public void mouseDragged(MouseEvent arg0) {

	}

	@Override
	public void mouseMoved(MouseEvent me) {
		int line = Math.round(me.getY() / (float) codepane.getTextComponent().getFontMetrics(codepane.getTextComponent().getFont()).getHeight());
		if (errors.get(line) != null) {
			codepane.getTextComponent().setToolTipText(errors.get(line));
		}
		else {
			codepane.getTextComponent().setToolTipText(null);
		}

	}

	protected void clearErrors() {
		errors.clear();
		// TODO CUSTOM ELEMENTS REFACTORING
		// this.codepane.getStyledDocument().setCharacterAttributes(0, this.codepane.getText().length(), this.codepane.getStyledDocument().getStyle("default"), true);
	}

	@SuppressWarnings("unused")
	protected void addError(Integer line, String error, int from, int length) {
		errors.put(line, error);
		// TODO CUSTOM ELEMENTS REFACTORING
		// this.codepane.getStyledDocument().setCharacterAttributes(from, length, this.codepane.getStyledDocument().getStyle("error"), true);
	}

	public void addErrors(List<CompileError> compileErrors) {
		for (CompileError error : compileErrors) {
			addError(error.getLineNr(), error.getError(), 0, 0);
		}
	}
}
